Home / 54,320,047.20-81,480,070.80-25,622,233.20

Finding the Fourth Proportional to 54,320,047.20, 81,480,070.80 and 25,622,233.20

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Solution

The fourth proportional to 54,320,047.20, 81,480,070.80 and 25,622,233.20 is: 38,433,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,320,047.20 : 81,480,070.80 = 25,622,233.20 : x
  2. Step 2: Convert to fraction form
    54,320,047.20/81,480,070.80 = 25,622,233.20/x
  3. Step 3: Cross multiply
    54,320,047.20x = 81,480,070.80 × 25,622,233.20
  4. Step 4: Simplify right side
    54,320,047.20x = 2,087,701,375,190,110.50
  5. Step 5: Solve for x
    x = 2,087,701,375,190,110.50/54,320,047.20
  6. Step 6: Final answer
    x = 38,433,349.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.